Mouse Comparison

Viper Ultimate Vs. G305 Lightspeed Wireless

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Viper Ultimate G305 Lightspeed Wireless


No. of Buttons: 86
No. of Macro Keys: 
No. of Game Profiles: 51 onboard
Connectivity: Wired and WirelessUSB nano receiver
Cable length: 1.8 m
Wireless: 2.4 GHzLIGHTSPEED Wireless
Battery: upto 70 hours - without lighting and depending on settings1 x AA - upto 250 hours
Colour: Black
Ambidextrous: YesRight Handed
Software: Synapse 3Logitech G HUB
Weights: NoNo
Switch: Razer Optical10-million clicks


Type: OpticalOptical
Brand: Razer
Model: Focus+Hero
Processor: 32-bit ARM
Lift off distance: Adjustable
DPI/CPI: upto 20,000 DPI (Default stages: 400/800/1600/2400/3200)200 - 12,000 DPI
Memory Size: 
Max tracking speed: 650 ips400IPS
Max acceleration: 50 G40 G
Response time: 1000 Hz (1ms)


Colour Options: Chroma lighting 16.8 millionNone
Lighting Effect: N/A

Dimensions & Weight: 

Dimension (LxWxH): 126.7 x 66.2 x 37.8 mm116.6 x 62.15 x 38.2 mm
Weight (grams): 
Weight w/o cable: 74g99 g
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Viper Ultimate

The Viper Ultimate by Razer uses an Optical sensor from Razer, specifically the Focus+, providing a maximum DPI/CPI of 20,000 DPI (Default stages: 400/800/1600/2400/3200). This results in a tracking speed of 650 ips, and a maximum acceleration of 50 G. It uses uses either a Wired and Wireless connection with a 1.8 m cable, which is used for charging or cabled use. The Viper Ultimate is considered to be an ambidextrous mouse. It weighs in at 74g without the cable and is approximately 126.7 x 66.2 x 37.8 mm (LxWxH).

G305 Lightspeed Wireless

The G305 Lightspeed Wireless by Logitech uses an Optical sensor, specifically the Hero, providing a DPI/CPI range of 200 - 12,000 DPI. This is combined with a 32-bit ARM processor. This results in a tracking speed of 400IPS, and a maximum acceleration of 40 G. It uses a USB nano receiver connection. It weighs in at 99 g without the cable and is approximately 116.6 x 62.15 x 38.2 mm (LxWxH).